---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-184108"
form_type: "8-K"
ticker: "DINO"
cik: "0001915657"
company_name: "HF Sinclair Corp"
filed_at: "2025-08-20T23:59:59+00:00"
generated_at: "2026-05-17T11:13:41.898026+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# HF Sinclair redeems all outstanding 5.875% Senior Notes due 2026 and 6.375% Notes due 2027

## Summary
- Redeeming 5.875% Senior Notes due 2026 at par or make-whole premium plus accrued interest.
- Redeeming 6.375% Senior Notes due 2027 (DINO and HEP) at 101.594% of par plus accrued interest.
- Redemption effective August 30, 2025; funded by $500M senior notes offering closed August 18.
- After redemption, notes cease accruing interest; holders only entitled to redemption price.

## SEC filing metadata
- accession: 0001193125-25-184108
- form_type: 8-K
- ticker: DINO
- cik: 0001915657
- company_name: HF Sinclair Corp
- filed_at: 2025-08-20T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1915657/000119312525184108/0001193125-25-184108-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1915657/000119312525184108/d863188d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-184108
- JSON: https://secwatch.observer/filing/0001193125-25-184108.json
- Plain text: https://secwatch.observer/filing/0001193125-25-184108.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.